Plagued by unfinished bridge construction, unfinished safety barriers and other significant readiness issues, IndyCar's Markham Grand Prix has left series officials, teams, drivers and fans alike deeply disappointed – and eager for answers.

With a few agreements awaiting signatures for completion, IndyCar expects to release its 2027 schedule in multiple steps.

The 2026 IndyCar Series schedule has landed and there are no major surprises to the 17-race calendar.